1. “Laboratorio di accessibilità e usabilità”, http://lau.csi.it/risorse/strumenti.shtml
2. “OverZone Software - CSS Tab CSS Tab Designer” http://www.highdots.com/
3. “FIRDAMATIC – The Design Tool for the Uninspired Webloggers”, http://wannabegirl.org/firdamatic/
4. “HTML and CSS Table Border Style Wizard”, http://www.somacon.com/p141.php
5. “Doctor HTML”, http://www.fixingyourwebsite.com/drhtml.html /